package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {
    //动态条件查询购物车数据
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    //根据id更新购物车数据
    @Update("update shopping_cart set number=#{number} where id=#{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    //插入购物车数据
    @Insert("insert into shopping_cart (name, image, user_id, dish_id, setmeal_id, dish_flavor, amount, create_time)  " +
            "VALUES(#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{amount},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    //清空购物车数据
    @Delete("delete from shopping_cart where user_id=#{userId}")
    void deleteByUserId(Long userId);

    //根据id删除购物车数据
    @Delete("delete from shopping_cart where id=#{id}")
    void deleteById(Long id);
}
